Oman's Sultan visits Iran for diplomatic and security talks.

TL;DR
Oman's Sultan Haitham bin Tariq al-Said arrived in Tehran for a two-day visit to discuss regional diplomatic and security issues, including Iran's strained ties with Egypt and its disputed nuclear program. The visit comes two days after Oman mediated a prisoner swap between Iran and Belgium, but dozens of foreigners and dual nationals remain in jail in Iran, most facing espionage and security-related accusations. Iran and Oman are expected to sign at least four agreements in the fields of economy, investment, and energy.
Want the full story? Read the original reporting
Read on Reuters.com